Which of the following statements is true a. elements are more complex than compounds
b. compounds can be broken down by physical means
c. compounds are composed of more than two different elements
d. ferrous sulfate cannot be broken down into simpler substances

unmm i think its d i am not sure sorry if I will wronge

gravity causes stares to cluster i think so

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.